# Reverse proxy TLS devant le serveur de contrôle.
# Indispensable en production : les jetons d'agent et de session transitent en clair sinon.

server {
    listen 443 ssl http2;
    server_name control.exemple.com;

    ssl_certificate     /etc/letsencrypt/live/control.exemple.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/control.exemple.com/privkey.pem;

    location / {
        proxy_pass http://127.0.0.1:8080;
        proxy_http_version 1.1;
        proxy_set_header Host              $host;
        proxy_set_header X-Real-IP         $remote_addr;
        proxy_set_header X-Forwarded-For   $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        # Upgrade WebSocket (/ws/agent et /ws/dashboard)
        proxy_set_header Upgrade    $http_upgrade;
        proxy_set_header Connection "upgrade";

        # Les sessions agent sont longues : pas de coupure prématurée.
        proxy_read_timeout  3600s;
        proxy_send_timeout  3600s;
    }
}

server {
    listen 80;
    server_name control.exemple.com;
    return 301 https://$host$request_uri;
}